A permanent data storage device used for storing and retrieving digital information using rapidly rotating discs (platters) coated with magnetic material in a rigid form factor (as opposed to floppy disks).

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434 views

What would be a good choice for an elastic file system (for adding storage at a later date)?

I'm currently running a Debian 6.0 server with EXT3, but I'd like to move over to Arch. It's being used as a file server right now with a 1TB drive in it (of which 650GB in it is used). What I'd like ...
2
votes
2answers
374 views

Why is badblocks segfaulting?

I am trying to check a mounted partition to see if the drive has errors: [root@virtuality ~]# /sbin/badblocks -v /dev/sdb1 Segmentation fault Uh oh. What does this mean? Why is badblocks ...
4
votes
1answer
141 views

Adding efficient storage to a laptop-based system

I've recently asked an as-yet-unanswered related question. My question here is a bit different: I want to know the best way to add storage to a laptop-based system without sacrificing power ...
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votes
3answers
2k views

saving data from a failing drive

An external 3½" HDD seems to be in danger of failing — it's making ticking sounds when idle. I've acquired a replacement drive, and want to know the best strategy to get the data off of the dubious ...
6
votes
3answers
12k views

Prevent a USB external hard drive from sleeping

Does anyone know if there is an elegant way to tell an external usb drive not to spin down after a period of inactivity? I've seen cron based solutions that write a file every minute, but nothing ...
22
votes
6answers
40k views

How to see disk details like manufacturer in Linux

With sfdisk -s I can see the disk capacity as follows: $ sfdisk -s /dev/cciss/c0d0: 143338560 total: 143338560 blocks How do I see disk details like disk manufacturer? I tried hdparm, but got an ...
5
votes
1answer
451 views

Why doesn't dm-crypt handle write barriers properly?

One of the well-known properties of dm-crypt is that it does not handle write barriers properly and hence it requires turning off on-drive write cache to prevent corruption of filesystems. As far as I ...
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votes
2answers
2k views

How to create a new partition on a hard disk?

How do I create a new partition on a hard disk, from the terminal? I've been reading the man pages for fdisk and mkfs, but they're confusing. I need to know how to create a new partition on a blank ...
3
votes
1answer
504 views

How to recover a missing file

I am running ubuntu and last week the system didn't let me alter files as if I had no write permissions. Then on reboot the system did a check of the system which took some time. Then everything went ...
97
votes
12answers
406k views

How do I find out what hard disks are in the system?

I need to know what hard disks are available, including ones that aren't mounted and possibly aren't formatted. I can't find them in dmesg or /var/log/messages (too much to scroll through). I'm hoping ...
7
votes
7answers
4k views

Sync writes very slow. Ubuntu 10.10, 32 bits, ext4

I am running ActiveMQ on my Macbook Pro that runs Ubuntu 10.10, 32 bits with an ext4 partition. Linux iker-laptop 2.6.35-23-generic-pae #40-Ubuntu SMP Wed Nov 17 22:32:51 UTC 2010 i686 GNU/Linux If ...
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vote
1answer
472 views

How to mount external hard disk every time the server is restarted?

I have a server which the date will be backup to a external windows server hard disk which is mounted. But problem is every time the server is restarted I will need to mount the disk manually. How do ...
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votes
2answers
5k views

Names for ATA and SATA disks in Linux

Assume that we have two disks, one master SATA and one master ATA. How will they show up in /dev?